package yuandaima;
public class Account {
	private double   balance;
	public Account(double   bal) {
		balance = bal;
}
public double getBalance() {
	return balance;
}
public boolean deposit(double amount) {
	balance = balance + amount;
	return true;
}
public boolean withdraw(double amount) {
	boolean result = true;
	if ( balance < amount ) {
		result = false;
} else {
	balance = balance -amount;
	}
	return result;
	}
}